@article{zu210768,
          volume = {9},
          number = {2},
           month = {????????},
          author = {?. ?. ??????????? and ?. ?. ?????????},
           title = {????????????? ?????? ??? ????????? ??????? ?????? ?????.},
       publisher = {??? ???????},
            year = {2012},
         journal = {??????? ????? ????????? ?????????? ??? ???????},
           pages = {270--284},
             url = {http://eprints.zu.edu.ua/10768/},
        abstract = {???????? ???????? ???????????, ?? ??????????? ?? ???????? ?????????? ????????, ? ????????: ??????? ??????? ?? ?????????????, ??????? ???????? ?? ?????????????.}
}